Base | Representation |
---|---|
bin | 101000100001100001… |
… | …1001110010111000100 |
3 | 22022121212111200121202 |
4 | 1101003003032113010 |
5 | 2411211202432034 |
6 | 103551200002032 |
7 | 6200354021162 |
oct | 1210303162704 |
9 | 268555450552 |
10 | 87024264644 |
11 | 339a7a24079 |
12 | 14a48300318 |
13 | 828b485325 |
14 | 42d7a10232 |
15 | 23e4ecc47e |
hex | 14430ce5c4 |
87024264644 has 24 divisors (see below), whose sum is σ = 155874216960. Its totient is φ = 42489294624.
The previous prime is 87024264643. The next prime is 87024264673. The reversal of 87024264644 is 44646242078.
It is not an unprimeable number, because it can be changed into a prime (87024264643) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627197 + ... + 753275.
It is an arithmetic number, because the mean of its divisors is an integer number (6494759040).
Almost surely, 287024264644 is an apocalyptic number.
It is an amenable number.
87024264644 is a deficient number, since it is larger than the sum of its proper divisors (68849952316).
87024264644 is a wasteful number, since it uses less digits than its factorization.
87024264644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 130139 (or 130137 counting only the distinct ones).
The product of its (nonzero) digits is 2064384, while the sum is 47.
The spelling of 87024264644 in words is "eighty-seven billion, twenty-four million, two hundred sixty-four thousand, six hundred forty-four".
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